Home / 12,482,404.20-18,737,603.10-9,655,050.60

Finding the Fourth Proportional to 12,482,404.20, 18,737,603.10 and 9,655,050.60

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Solution

The fourth proportional to 12,482,404.20, 18,737,603.10 and 9,655,050.60 is: 14,493,402.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,404.20 : 18,737,603.10 = 9,655,050.60 : x
  2. Step 2: Convert to fraction form
    12,482,404.20/18,737,603.10 = 9,655,050.60/x
  3. Step 3: Cross multiply
    12,482,404.20x = 18,737,603.10 × 9,655,050.60
  4. Step 4: Simplify right side
    12,482,404.20x = 180,912,506,053,216.88
  5. Step 5: Solve for x
    x = 180,912,506,053,216.88/12,482,404.20
  6. Step 6: Final answer
    x = 14,493,402.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.